Dev tools · alternatives · 2026

24 alternatives to EasyMock

Instant JSON to Swift Structs

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
Mockaroo▲354
A realistic data generator to test your app
2015 · mockaroo.com · its alternatives →
2
Go Struct to JSON Converter▲7
Instantly turn Go structs into AI-mocked JSON
2025 · its alternatives →
3GJ
Generate JSON mock data for testing/initial app development▲103
Easily create complex JSON data structures using intuitive templates.
2023 · jsongenerator.io · its alternatives →
4
Hamok▲122
Showcase your work in mockups. Beautifully and super easy.
2019 · its alternatives →
5
Mock Turtle▲72
GUI approach to generating realistic mock JSON data
2022 · mockturtle.net · its alternatives →
6
Mock Maker▲93
Effortless mock APIs for seamless testing & prototyping
2024 · its alternatives →
7
API_TESTER▲249
Test your APIs right from the macOS menu bar
2025 · apps.apple.com · its alternatives →
8
Mockoon▲89
Mock servers in seconds
2017 · mockoon.com · its alternatives →
9
Mockoon – mock REST APIs in seconds▲68
Mockoon is the easiest and quickest way to run mock REST API servers. No remote deployment, no account required, free, open source and cross-platform.
2017 · mockoon.com · its alternatives →
10
Postkit 2.0▲129
Codepen for mock APIs
2019 · its alternatives →
11
Decoy▲99
Decoy lets developers create mock services locally on macOS. Test webhooks, API wrappers, scrapers and more. No Docker, no Electron, just a beautiful 10 MB native app.
Mar 2026 · decoy-app.com · its alternatives →
12
JSON Sharp▲73
Tool for lazy developers to convert JSON to C# Objects
2020 · jsontocsharpconverter.web.app · its alternatives →
13
JSON Generator▲139
Create mock and sample JSON using a powerful template syntax
2014 · json-generator.com · its alternatives →
14
Nothing.js – A chainable mock object which always returns itself▲89
A chainable, callable mock object which always returns itself - slmgc/Nothing
2018 · github.com · its alternatives →
15
JSON url▲119
Mock backend with JSON generated from URL
2022 · jsonurl.com · its alternatives →
16
OK JSON▲104
The ultimate JSON formatter for your Mac
2023 · okjson.app · its alternatives →
17
Jason – A new JSON Library for Go▲106
Easy-to-use JSON Library for Go. Contribute to antonholmquist/jason development by creating an account on GitHub.
2014 · github.com · its alternatives →
18
apimock-rs▲9
A developer-friendly, fast and functional HTTP(S) server.
Nov 2025 · apimokka.github.io · its alternatives →
19
FixtureKit▲31
Turn TypeScript interfaces into realistic mock data
Jun 2026 · fixture-kit.vercel.app · its alternatives →
20
CuteBaby: JSON Model Generator for Swift▲9
Generate Swift models (struct or class) from a JSON string.
2017 · apps.apple.com · its alternatives →
21
Rapidmock▲4
Generate a mock API in seconds.
2022 · its alternatives →
22
Quicktype – it's like Uber, but for JSON▲34
Millions of developers have used quicktype to generate ten billion lines of typesafe models, serializers, and validators from JSON, JSON Schema, and GraphQL in TypeScript, Python, Swift, C#, Go, Rust, Kotlin, Java, C++, Zod and more. Use it in the browser, from the command line, or give it to your A
2017 · quicktype.io · its alternatives →
23
Moto - Easy mocking of Boto for your Python AWS tests▲66
A library that allows you to easily mock out tests based on AWS infrastructure. - getmoto/moto
2013 · github.com · its alternatives →
24
JSONMocker – generate JSON mock data by writing reusable JSON schemas▲5
An easy to use web-based editor to create reusable json mock data schema files.
2023 · laurawebdev.github.io · its alternatives →

Also compare

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →